Teufelsberg - Wikipedia
Teufelsberg is a non-natural hill, created in the 20 years following the Second World War by moving approximately 75 million m3 (98 million cu yd) of debris from Berlin.
Teufelsberg is a non-natural hill, created in the 20 years following the Second World War by moving approximately 75 million m3 (98 million cu yd) of debris from Berlin.